001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2008-2011 SonarSource
004     * mailto:contact AT sonarsource DOT com
005     *
006     * Sonar is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 3 of the License, or (at your option) any later version.
010     *
011     * Sonar is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public
017     * License along with Sonar; if not, write to the Free Software
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019     */
020    package org.sonar.server.configuration;
021    
022    import com.thoughtworks.xstream.XStream;
023    import org.apache.commons.collections.CollectionUtils;
024    import org.sonar.api.database.DatabaseSession;
025    import org.sonar.api.database.configuration.Property;
026    
027    import java.util.ArrayList;
028    import java.util.List;
029    
030    public class PropertiesBackup implements Backupable {
031    
032      private DatabaseSession databaseSession;
033      private static final String FROM_GLOBAL_PROPERTIES = "from " + Property.class.getSimpleName() + " p WHERE p.resourceId IS NULL and user_id is null";
034    
035      public PropertiesBackup(DatabaseSession databaseSession) {
036        this.databaseSession = databaseSession;
037      }
038    
039      public void exportXml(SonarConfig sonarConfig) {
040        List<Property> xmlProperties = new ArrayList<Property>();
041    
042        List<Property> dbProperties = databaseSession.createQuery(FROM_GLOBAL_PROPERTIES).getResultList();
043        if (dbProperties != null) {
044          for (Property dbProperty : dbProperties) {
045            xmlProperties.add(new Property(dbProperty.getKey(), dbProperty.getValue()));
046          }
047          sonarConfig.setProperties(xmlProperties);
048        }
049      }
050    
051      public void importXml(SonarConfig sonarConfig) {
052        clearProperties();
053    
054        if (CollectionUtils.isNotEmpty(sonarConfig.getProperties())) {
055          for (Property xmlProperty : sonarConfig.getProperties()) {
056            databaseSession.save(new Property(xmlProperty.getKey(), xmlProperty.getValue()));
057          }
058        }
059      }
060    
061      private void clearProperties() {
062        databaseSession.createQuery("delete " + FROM_GLOBAL_PROPERTIES).executeUpdate();
063      }
064    
065      public void configure(XStream xStream) {
066        xStream.alias("property", Property.class);
067      }
068    }